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Finding the Fourth Proportional to 100,237, 150,365.58 and 37,073.80

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Solution

The fourth proportional to 100,237, 150,365.58 and 37,073.80 is: 55,614.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,237 : 150,365.58 = 37,073.80 : x
  2. Step 2: Convert to fraction form
    100,237/150,365.58 = 37,073.80/x
  3. Step 3: Cross multiply
    100,237x = 150,365.58 × 37,073.80
  4. Step 4: Simplify right side
    100,237x = 5,574,623,439.80
  5. Step 5: Solve for x
    x = 5,574,623,439.80/100,237
  6. Step 6: Final answer
    x = 55,614.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.